Survey yearBelieve in God; absolutely certainBelieve in God; fairly certainBelieve in God; not too/not at all certainBelieve in God; don't knowDo not believe in GodOther/don't know if they believe in GodSample size
201475%20%2%< 1%1%1%8,717
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Learn More: Believe in God; absolutely certain, Believe in God; fairly certain, Believe in God; not too/not at all certain

Belief in God among adults who say humans evolved due to God's design by religious group

% of adults who say humans evolved due to God's design who say they…

Religious traditionBelieve in God; absolutely certainBelieve in God; fairly certainBelieve in God; not too/not at all certainBelieve in God; don't knowDo not believe in GodOther/don't know if they believe in GodSample size
Catholic73%23%2%1%1%< 1%2,402
Evangelical Protestant85%13%1%< 1%< 1%< 1%2,111
Historically Black Protestant89%9%1%1%< 1%< 1%595
Jewish68%25%2%1%3%< 1%126
Mainline Protestant73%25%2%< 1%< 1%< 1%1,925
Mormon86%13%1%< 1%< 1%< 1%192
Unaffiliated (religious "nones")55%27%8%< 1%7%2%944
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Learn More: Believe in God; absolutely certain, Believe in God; fairly certain, Believe in God; not too/not at all certain

DemographicInformation

Age distribution among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who are ages…

Belief in God18-2930-4950-6465+Sample size
Believe in God; absolutely certain20%34%30%17%6,549
Believe in God; fairly certain26%34%26%14%1,667
Believe in God; not too/not at all certain38%34%15%14%176
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Generational cohort among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who are…

Belief in GodYounger MillennialOlder MillennialGeneration XBaby BoomerSilentGreatestSample size
Believe in God; absolutely certain12%14%28%35%11%1%6,549
Believe in God; fairly certain15%18%28%30%9%< 1%1,667
Believe in God; not too/not at all certain18%30%23%19%9%< 1%176
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Gender composition among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who are…

Belief in GodMenWomenSample size
Believe in God; absolutely certain46%54%6,662
Believe in God; fairly certain54%46%1,690
Believe in God; not too/not at all certain61%39%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Racial and ethnic composition among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who identify as…

Belief in GodWhiteBlackAsianLatinoOther/MixedSample size
Believe in God; absolutely certain65%15%2%13%4%6,572
Believe in God; fairly certain65%8%3%21%3%1,681
Believe in God; not too/not at all certain62%7%10%18%3%174
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Immigrant status among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who are…

Belief in GodImmigrantsSecond generationThird generation or higherSample size
Believe in God; absolutely certain12%9%80%6,588
Believe in God; fairly certain19%10%71%1,675
Believe in God; not too/not at all certain25%10%65%175
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Income distribution among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who have a household income of…

Belief in GodLess than $30,000$30,000-$49,999$50,000-$99,999$100,000 or moreSample size
Believe in God; absolutely certain33%21%28%18%5,884
Believe in God; fairly certain34%21%25%20%1,522
Believe in God; not too/not at all certain39%24%15%21%162
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Educational distribution among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who have completed…

Belief in GodHigh school or lessSome collegeCollegePost-graduate degreeSample size
Believe in God; absolutely certain37%36%17%11%6,632
Believe in God; fairly certain40%33%16%11%1,679
Believe in God; not too/not at all certain47%29%16%8%177
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Marital status among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who are…

Belief in GodMarriedLiving with a partnerDivorced/separatedWidowedNever marriedSample size
Believe in God; absolutely certain50%7%14%6%23%6,641
Believe in God; fairly certain48%10%12%4%26%1,687
Believe in God; not too/not at all certain36%13%11%2%37%176
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Parent of children under 18 among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who are…

Belief in GodParentsNon-parentsSample size
Believe in God; absolutely certain30%70%6,644
Believe in God; fairly certain33%67%1,685
Believe in God; not too/not at all certain25%75%176
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

BeliefsandPractices

Importance of religion in one's life among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say religion is…

Belief in GodVery importantSomewhat importantNot too importantNot at all importantDon't knowSample size
Believe in God; absolutely certain71%23%3%2%< 1%6,662
Believe in God; fairly certain34%50%12%3%< 1%1,690
Believe in God; not too/not at all certain16%37%33%13%1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Attendance at religious services among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who attend religious services…

Belief in GodAt least once a weekOnce or twice a month/a few times a yearSeldom/neverDon't knowSample size
Believe in God; absolutely certain43%38%18%< 1%6,662
Believe in God; fairly certain24%45%31%< 1%1,690
Believe in God; not too/not at all certain14%40%46%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Frequency of prayer among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who pray…

Belief in GodAt least dailyWeeklyMonthlySeldom/neverDon't knowSample size
Believe in God; absolutely certain71%19%4%5%1%6,662
Believe in God; fairly certain42%27%12%19%< 1%1,690
Believe in God; not too/not at all certain26%15%10%49%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Frequency of participation in prayer, scripture study or religious education groups among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who attend prayer group…

Belief in GodAt least once a weekOnce or twice a monthSeveral times a yearSeldom/neverDon't knowSample size
Believe in God; absolutely certain27%12%11%50%1%6,662
Believe in God; fairly certain12%10%10%68%< 1%1,690
Believe in God; not too/not at all certain9%6%8%78%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Frequency of meditation among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who meditate…

Belief in GodAt least once a weekOnce or twice a monthSeveral times a yearSeldom/neverDon't knowSample size
Believe in God; absolutely certain46%8%4%41%1%6,662
Believe in God; fairly certain31%13%5%50%1%1,690
Believe in God; not too/not at all certain27%11%7%54%1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Frequency of feeling spiritual peace and wellbeing among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who feel a sense of spiritual peace and wellbeing…

Belief in GodAt least once a weekOnce or twice a monthSeveral times a yearSeldom/neverDon't knowSample size
Believe in God; absolutely certain69%15%8%7%1%6,662
Believe in God; fairly certain45%19%17%18%1%1,690
Believe in God; not too/not at all certain36%16%16%32%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Frequency of feeling wonder about the universe among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who feel a sense of wonder about the universe…

Belief in GodAt least once a weekOnce or twice a monthSeveral times a yearSeldom/neverDon't knowSample size
Believe in God; absolutely certain48%16%12%23%1%6,662
Believe in God; fairly certain43%18%18%20%1%1,690
Believe in God; not too/not at all certain46%14%18%23%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Sources of guidance on right and wrong among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say they look to…most for guidance on right and wrong

Belief in GodReligionPhilosophy/reasonCommon senseScienceDon't knowSample size
Believe in God; absolutely certain42%9%43%4%2%6,662
Believe in God; fairly certain19%15%56%9%1%1,690
Believe in God; not too/not at all certain10%17%62%11%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Belief in absolute standards for right and wrong among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say…

Belief in GodThere are clear standards for what is right and wrongRight or wrong depends on the situationNeither/both equallyDon't knowSample size
Believe in God; absolutely certain36%62%1%1%6,662
Believe in God; fairly certain25%74%1%1%1,690
Believe in God; not too/not at all certain25%72%2%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Frequency of reading scripture among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who read scripture…

Belief in GodAt least once a weekOnce or twice a monthSeveral times a yearSeldom/neverDon't knowSample size
Believe in God; absolutely certain43%14%10%32%1%6,662
Believe in God; fairly certain18%12%12%57%< 1%1,690
Believe in God; not too/not at all certain12%5%6%76%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Interpreting scripture among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say the holy scripture is…

Belief in GodWord of God; should be taken literallyWord of God; not everything taken literallyWord of God; other/don't knowNot the word of GodOther/don't knowSample size
Believe in God; absolutely certain32%42%2%16%7%6,662
Believe in God; fairly certain16%38%1%37%7%1,690
Believe in God; not too/not at all certain7%22%< 1%64%5%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Belief in Heaven among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who …in heaven

Belief in GodBelieveDon't believeOther/don't knowSample size
Believe in God; absolutely certain90%6%4%6,662
Believe in God; fairly certain82%12%6%1,690
Believe in God; not too/not at all certain53%37%10%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Belief in Hell among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who …in hell

Belief in GodBelieveDon't believeOther/don't knowSample size
Believe in God; absolutely certain73%20%7%6,662
Believe in God; fairly certain59%33%8%1,690
Believe in God; not too/not at all certain42%47%12%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

SocialandPoliticalViews

Party affiliation among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who identify as…

Belief in GodRepublican/lean Rep.No leanDemocrat/lean Dem.Sample size
Believe in God; absolutely certain41%16%42%6,662
Believe in God; fairly certain38%17%45%1,690
Believe in God; not too/not at all certain26%22%52%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Political ideology among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who are…

Belief in GodConservativeModerateLiberalDon't knowSample size
Believe in God; absolutely certain39%37%19%5%6,662
Believe in God; fairly certain29%39%26%5%1,690
Believe in God; not too/not at all certain19%37%38%7%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Views about size of government among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who would rather have…

Belief in GodSmaller government; fewer servicesBigger government; more servicesDependsDon't knowSample size
Believe in God; absolutely certain55%39%3%3%6,662
Believe in God; fairly certain51%44%2%2%1,690
Believe in God; not too/not at all certain44%49%3%5%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Views about government aid to the poor among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say government aid to the poor…

Belief in GodDoes more harm than goodDoes more good than harmNeither/both equallyDon't knowSample size
Believe in God; absolutely certain47%48%4%2%6,662
Believe in God; fairly certain44%52%3%1%1,690
Believe in God; not too/not at all certain36%62%2%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Views about abortion among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say abortion should be…

Belief in GodLegal in all/most casesIllegal in all/most casesDon't knowSample size
Believe in God; absolutely certain50%47%4%6,662
Believe in God; fairly certain61%35%4%1,690
Believe in God; not too/not at all certain71%28%1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Views about homosexuality among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say homosexuality…

Belief in GodShould be acceptedShould be discouragedNeither/both equallyDon't knowSample size
Believe in God; absolutely certain61%31%4%3%6,662
Believe in God; fairly certain77%17%4%2%1,690
Believe in God; not too/not at all certain79%18%3%1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Views about same-sex marriage among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who …same-sex marriage

Belief in GodStrongly favor/favorOppose/strongly opposeDon't knowSample size
Believe in God; absolutely certain51%41%8%6,662
Believe in God; fairly certain66%26%7%1,690
Believe in God; not too/not at all certain76%18%6%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.

Views about environmental regulation among adults who say humans evolved due to God's design by belief in God

% of adults who say humans evolved due to God's design who say…

Belief in GodStricter environmental laws and regulations cost too many jobs and hurt the economyStricter environmental laws and regulations are worth the costNeither/both equallyDon't knowSample size
Believe in God; absolutely certain39%57%2%2%6,662
Believe in God; fairly certain36%61%2%2%1,690
Believe in God; not too/not at all certain33%66%1%< 1%179
Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the significance of trends over time. For full question wording, see the survey questionnaire.